baber/WOPTO huggingface dataset:
Patent RU-2739781-C1 (RU)
Title: Method of controlling movement of lever device for delivering instruments and equipment to horizontal and penchant sections of cased and uncased wells
Inventor: LOKHMATOV VLADIMIR MIKHAJLOVICH
IPC: E21B23/14
Filed: 2020-07-19
Granted: 2020-12-28
Abstract: FIELD: oil and gas industry. 
     SUBSTANCE: invention relates to oil and gas industry. Disclosed is a method of controlling movement of a lever device for delivering instruments and equipment to horizontal and highly inclined sections of cased and uncased wells. In order to achieve the declared technical result, the traction links of the device are equipped with sensors and electronic units to provide control of conditions and rapid response of the device to change of movement-preventing factors. System is also equipped with low-speed telecommunication systems for communication via a geophysical cable from an on-board computer of a ground-based logging system, which is high-speed for real-time control of traction link motors and readings of sensors. Movement of traction links and pressing of the fixing assembly is performed by alternate actuation of electric motors at the command of the electronic unit controller. At the same time with the help of the electronic unit controller the traction links pressing is controlled with the help of sensors and movement control determined by control intervals of the beginning and the end of movement, measured by the number of electric motors revolutions. 
     EFFECT: technical result consists in uniform non-stop movement of lever device for delivery of instruments and equipment to horizontal and highly inclined sections of cased and uncased wells with provision of accident-free passage of well and increase of speed of movement. 
     1 cl, 2 dwg
Patent RU-2743881-C1 (RU)
Title: Способ дезинфекции воздуха и салона общественного транспорта
Inventor: KAZOVSKIJ NAUM IOSIFOVICH
IPC: A61L9/00
Filed: 2020-07-24
Granted: 2021-03-01
Abstract: Изобретение относится к дезинфекции воздуха и салона общественного транспорта. Cпособ дезинфекции воздуха и салона общественного транспорта включает дезинфекцию воздуха с помощью устройства дезинфекции и включает постоянный и временный режимы обработки, постоянный режим включают в присутствии пассажиров в салоне общественного транспорта, при этом воздух направляют в устройство дезинфекции через вентилятор, далее воздух смешивают с озоном, поступающим с озоногенератора, затем поток воздуха с озоном подвергают очистке от озона с помощью устройства для очистки озона, обеззараженный и очищенный от остаточного озона воздух обратно направляют в салон. Временный режим дезинфекции салона включают при отсутствии пассажиров в салоне, с помощью устройства дезинфекции генерируют озон и подают его в салон, дезинфекцию салона проводят в течение времени t, выбираемого из расчета производительности озоногенератора и объема салона, при истечении времени t осуществляют забор озонированного воздуха из салона и очищают от озона, забор воздуха из салона прекращают при содержании значений озона в окружающем воздухе 0,03-0,05 мг/м3. Изобретение обеспечивает повышение эффективности очистки и дезинфекции воздуха и салона общественного транспорта. 1 ил.
Patent RU-2752185-C1 (RU)
Title: Method for manufacturing thin-walled woven casing
Inventor: LAPIN EVGENIJ VASILEVICH
IPC: D03D37/00
Filed: 2020-07-28
Granted: 2021-07-23
Abstract: FIELD: textile industry.SUBSTANCE: invention relates to the textile industry, in particular to thin-walled woven casings designed to create reinforcing elements of composite materials. The method for manufacturing a thin-walled woven casing consists in its production from the systems of warp and weft threads on a forming mandrel installed in a circular weaving machine. It lies in the simultaneous production of a woven casing and a bandage fabric using one looper. In this case, in the course of the production of the woven casing and the bandage fabric, weft turns not connected with the webs are laid between them, facilitating their subsequent separation.EFFECT: invention simplifies the method for manufacturing thin-walled woven casings with the help of circular weaving machines.1 cl, 1 dwg, 2 ex
Patent RU-2753809-C1 (RU)
Inventor: Tkacheva Ekaterina Alekseevna
IPC: C22B7/04
Filed: 2020-10-16
Granted: 2021-08-23
Abstract: FIELD: metallurgy. 
     SUBSTANCE: invention relates to a method for complex processing of aluminium-containing salt slags. The method includes preliminary crushing, separation and washing from salts of the slag containing aluminium oxide, the slag washed from salts is then purified from iron oxides and separated into a saline solution evaporated to produce crystals of NaCl and KCl salts and slag, wherein in order to evaporate the saline solution and produce crystals of NaCl and KCl salts, N 2 , CH 4 , C 2 H 2  gases released by washing the slag from salts are burned and the heat of combustion thereof is used, and the NH 3  gas released by washing the slag from salts is used to produce ammonium sulphate, then magnesium hydroxide is isolated from the slag and carbonised, followed by treating the slag with sulphuric acid and separating the resulting solution from the insoluble sludge by filtration, the sludge is washed, and the purified solution is supplied to a crystalliser, cooled, and crystals of aluminium sulphate are separated from the master solution including sulphuric acid, wherein the aluminium sulphate crystals are dissolved in a small amount of water, heated, and free sulphuric acid is neutralised with aluminium hydroxide, followed by re-crystallising, drying and packing, wherein the master solution including sulphuric acid is purified from impurities of sulphates of by-product metals and used in the subsequent stages of processing of the slag. 
     EFFECT: provided are an increase in the quality and quantity of the yield of aluminium-containing products without the use of organic solvents with a simplification of the production chain and a reduction in the manufacturing power consumption due to the conversion of aluminium-containing salt slags into a finished product. 
     1 cl, 2 dwg
Patent RU-2758357-C1 (RU)
Inventor: SIDOROV VLADIMIR PETROVICH
IPC: B23K9/10
Filed: 2020-11-16
Granted: 2021-10-28
Abstract: FIELD: working of metal. 
     SUBSTANCE: invention relates to a method for welding, surfacing or soldering with a combination of direct and indirect arcs in an inert gas environment. Melting and non-melting electrodes are used with continuous supply of a melting electrode to the item. The arcs are powered with current pulses of equal frequency on striking thereof using a high-frequency discharge. The powers of the arc pulses are adjusted, wherein the value of the pulse currents on the non-melting electrode is selected in accordance with the straight and reverse polarity currents recommended for single-arc welding from the condition of ensuring resistance thereof. The average value of the current on the melting electrode for the period is set in accordance with the recommended current for single-arc reverse polarity welding. The arcs are powered from one welding power source of alternating current pulses with a frequency of at least 50 Hz, one pole whereof is connected to one of the electrodes, and the second pole is connected to the item and to the second electrode. A valve is included in the circuit connecting the pole of the welding power source with the second electrode, and a second valve is included in the circuit connecting the power source and the item. The valves are included in the circuit so that during the passage of the direct arc pulse current from the first electrode to the item, the first valve locks the passage of the indirect arc current from the first electrode to the second electrode, and during the passage of the indirect arc pulse current between the electrodes, the second valve locks the passage of current between the first electrode and the item. The ratio of the product of the average current of the arc current pulses for the duration of action thereof is varied in the range of 0.1 to 0.9. 
     EFFECT: method provides a possibility of performing various technological processes during welding, surfacing and soldering of almost all structural alloys. 
     5 cl, 6 tbl, 9 dwg
Patent RU-2764607-C1 (RU)
Title: Method for non-destructive testing of cylindrical objects and automated complex for implementation thereof
Inventor: ALESHIN NIKOLAJ PAVLOVICH
IPC: G01M3/18
Filed: 2020-11-19
Granted: 2022-01-18
Abstract: FIELD: testing. 
     SUBSTANCE: invention relates to the field of non-destructive testing of cylindrical objects, namely to apparatuses and methods for diagnostics of main pipelines, gas pipelines for the purpose of detecting surface defects thereon. In implementation of the method, eddy current and ultrasonic monitoring systems are first configured on standard samples simulating cracks and sores potentially occurring on the examined surface. After configuration, the elongated cylindrical object is subjected to non-destructive testing with simultaneous operation of eddy current, ultrasonic sensors, and a television camera. The areas identified as areas with the presence of sores and with the presence of stress corrosion cracking are combined by means of known clustering algorithms. The length and width of the detected defects are determined by comparing the data of the conducted non-destructive testing with the data from the encoder and accelerometer installed on the apparatus conducting automated non-destructive testing. The automated complex for non-destructive testing implementing the claimed method includes a scanning head, installed whereon are ultrasonic and eddy current monitoring sensors, as well as a television monitoring system, a movement mechanism consisting of driven and driving wheels, electric engines, power sources, as well as a diameter adjuster of the automated complex. The driving wheels are therein equipped with path sensors. The system includes a television camera located on the scanning head between the line of ultrasonic monitoring sensors and the line of eddy current sensors, wherein the television camera is installed at a height, relative to the surface of the examined cylindrical object, whereat the diameter of the viewing zone thereof is greater than and equal to the width of the row of eddy current monitoring sensors. The eddy current and ultrasonic monitoring sensors are arranged in a staggered pattern. 
     EFFECT: increase in the speed of diagnostics of pipelines, as well as increase in the reliability of automated defect control. 
     4 cl, 5 dwg
Patent RU-2755810-C1 (RU)
Title: Инвертор напряжения с цепью сглаживания
Inventor: Dzhus Ilya Nikolaevich
IPC: H02M1/16
Filed: 2020-12-08
Granted: 2021-09-21
Abstract: Изобретение относится к электротехнике и используется в преобразователе частоты. Технический результат – снижение потерь. Конденсаторы (8, 9) и резисторы (10) улучшают форму выходного напряжения, особенно в зоне малых напряжений. Диод (11) используется один на два плеча. 1 ил.
Patent RU-2750066-C1 (RU)
Title: Способ получения углеграфитового композиционного материала
Inventor: GULEVSKIJ VIKTOR ALEKSANDROVICH
IPC: C25D5/10
Filed: 2020-12-22
Granted: 2021-06-21
Abstract: Изобретение относится к области металлургии, а именно к созданию углеграфитовых композиционных материалов с металлической матрицей, имеющих высокую электропроводность, антифрикционные свойства и стойкость в агрессивных средах. Способ получения углеграфитового композиционного материала включает вакуумную дегазацию пористой углеграфитовой заготовки в растворе электролита, нанесение на нее гальванического покрытия, содержащего последовательно нанесенные внутренний никелевый, промежуточный цинковый и наружный медный слои, ее пропитку в камере пропитки расплавом матричного медно-фосфористого сплава под воздействием избыточного давления за счет термического расширения расплава свинца в камере давления при нагреве на 100°С выше температуры ликвидус матричного медно-фосфористого сплава одновременно с расплавом свинца, при этом вакуумную дегазацию проводят в растворе никелевого электролита, содержащего 140 г/л сульфата никеля, 50 г/л сульфата натрия, 30 г/л сульфата магния, 20 г/л сухой борной кислоты, а углеграфитовую заготовку помещают в камеру пропитки при температуре расплава свинца в камере давления на 5-10°С ниже температуры ликвидус сплава свинца. Техническим результатом изобретения является повышение качества углеграфитовых композиционных материалов. 1 пр., 1 табл.
Patent RU-2755779-C1 (RU)
Title: Laboratory stand for study of rectangular and oblique cutting with cutter of peat monoliths
Inventor: YABLONEV ALEKSANDR LVOVICH
IPC: G01M13/00
Filed: 2020-12-30
Granted: 2021-09-21
Abstract: FIELD: testing equipment.SUBSTANCE: invention relates to testing equipment, in particular to equipment for studying the operation of milling working bodies of mining peat machines. The laboratory stand for the study of rectangular and oblique cutting with a peat monolith cutter consists of a column rigidly embedded in the floor with a plate moving along it with installed electric motor that rotates the cutter through a coupling and an intermediate shaft, and a rail track along which a cart with a peat monolith moves, driven by a cable from an electric motor through two gearboxes and a winch, and is additionally equipped with a plate rotation mechanism installed on the end of the column and representing an axis, around which a plate with cutter and a drive can be rotated at an angle from 0 to 45°, which is determined by an angle gauge scale with the possibility of fixing in a given position, an S-shaped tension sensor and a digital strain gauge station/analyzer.EFFECT: reduction in peat losses during milling due to the possibility of establishing and determining the rational angle of installation of the cutter in the range from 0 to 45°, the expansion of technological capabilities by increasing the accuracy of removing the energy characteristics of the cutter.1 cl, 6 dwg, 1 tbl
Patent RU-2753919-C1 (RU)
Inventor: Spichakov Pavel Valerevich
IPC: A43B3/24
Filed: 2021-01-15
Granted: 2021-08-24
Abstract: FIELD: hygiene and sanitation. 
     SUBSTANCE: invention relates to the design of medical or protective shoe covers intended for use in rooms to ensure they are clean or for sanitary and hygienic purposes in the practice of renting sports equipment. A medical or protective shoe cover, which is part of a paired set, is a protective cover, with the possibility of putting it on shoes or directly on the user's leg. This cover is made of at least one layer of thermoplastic synthetic material and, in its upper part, is provided with at least one resilient elastic band, which is located inside the flap formed by the fold of the upper edge of the protective cover. The edge of the specified edge along the entire perimeter of the flap is welded to the cover. Along this perimeter, with a step ranging from 5 mm to 20 mm, transverse, in relation to the braid, and intersecting welded seams are made, which fasten the braid with the cover and form air pockets with folds inside the lapel, in which there are separate non-fastened with a cover, the segments of the elastic band, which are in an unstretched state, with the possibility of their elastic stretching within the air pockets.  
     EFFECT: rupture of the elastic band does not lead to the shoe cover breaking out and falling off the user's leg. In addition, the specific pressure of the elastic band on the user's body is reduced. 
     5 cl, 2 dwg
Patent RU-2764503-C1 (RU)
Title: Temperature control system
Inventor: GUERITEE JULIEN
IPC: H05B1/02
Filed: 2018-07-05
Granted: 2022-01-17
Abstract: FIELD: medical equipment. 
     SUBSTANCE: group of inventions relates to medicine, namely, to a system for controlling the body temperature of the user, as well as to a clothing article for wearing by the user, containing such system. The system comprises a body part temperature sensor located on a flexible support, or a temperature control element therein for supplying heat and/or cold to a body part, a memory unit for storing the threshold temperature value, and a control unit. The current temperature of the body part is therein received from the temperature sensor. The current temperature and the activation temperature are compared. The temperature control element is activated depending on the result of said comparison. The memory unit is also intended to store user profile information related to a user profile parameter. The control unit is configured to determine the activation temperature based on the threshold temperature, user profile information, and user activity information related to the current user activity parameter. 
     EFFECT: temperature of the body part is controlled based on a combination of such parameters as threshold temperature, user profile parameter, and current user activity parameter, providing high heat comfort to the user due to the extremely precise adjustment of the temperature impact for the current conditions. 
     20 cl, 2 dwg
Patent RU-2764686-C1 (RU)
Title: Device for producing hydrogen, carbon monoxide, carbon dioxide and nitrogen
Inventor: Nadeev Valentin Fedorovich
IPC: C01B3/02
Filed: 2021-03-25
Granted: 2022-01-19
Abstract: FIELD: mechanical engineering.  
     SUBSTANCE: invention relates to a method and device for producing hydrogen and nitrogen, as well as carbon monoxide and dioxide. A device for producing hydrogen, carbon monoxide, carbon dioxide and nitrogen, including a chopper, a dispenser, a hopper, a vertically mounted thermal furnace with gas burners with a centrifugal air fan with directional torches, a lock feeder and a fuel divider for supplying natural gas for conversion, a gasifier with a fuel tank and a conical grate for the fluidized bed of the torch, a fan with a throttle valve for supplying steam to the grate, an annular slit, a gas and ash separation chamber with a sealed ash tray and a screw conveyor, a heat exchanger for reducing the temperature of gases, an intermediate gas chamber for supplying gases through a tight throttle valve, a compressor, a cyclone vortex chamber, a steam jacket and a heat-insulating wall, a stage I membrane separator for separating carbon monoxide with a gas tank and a stage II membrane separator for separating nitrogen with a gas tank, a hydrogen purification unit with a gas tank, a diesel generator: a block power plant fed from a corresponding gas tank with carbon monoxide and a distribution station for gas consumers.  
     EFFECT: increase in the productivity of hydrogen production due to the full use of the entire volume of natural gas, rapid dry decomposition of organic raw materials and the absence of exhaust gases.  
     1 cl, 1 dwg
Patent RU-2765134-C1 (RU)
Inventor: KHOLZAKOV SERGEJ ALEKSEEVICH
IPC: F02G1/04
Filed: 2021-04-05
Granted: 2022-01-25
Abstract: FIELD: engine technology.  
     SUBSTANCE: invention relates to engine building. The engine includes lubrication, cooling, air and fuel supply, gas distribution, ignition systems, and a mechanism for converting the movement of pistons into rotational. In this case, the engine contains at least one stepped cylinder (6) with a head (7) including a constant volume afterburning chamber (8), two adjacent thermal working chambers (9) and a working chamber (11) of an air compressor formed with the participation of surfaces doubled through the inter-piston skirt (18) of two-sided thermal and compressor stepped pistons (5). The heater (14) and the refrigerator (15) are separated by a heat insulator (13). The refrigerator (15) is made in the form of an outer jacket of the cylinder (6), and the heater (14) is in the form of a volumetric inner jacket of the cylinder (6). The implementation of the thermal working chamber (9) of internal combustion and the afterburning chamber (8) is also disclosed.  EFFECT: increase in the specific power.   
     15 cl, 5 dwg
Patent RU-2758839-C1 (RU)
Inventor: Sheshenev Andrej Evgenevich
IPC: A01N41/00
Filed: 2021-04-09
Granted: 2021-11-02
Abstract: FIELD: pesticide production. 
     SUBSTANCE: invention relates to the field of pesticide production, more specifically to a method for producing triflusulfuron-methyl (methyl 2-[4-dimethylamino-6-(2,2,2-trifluoroethoxy)-1,3,5-triazin-2-ylaminocarbonylaminosulfonyl]-3-methyl benzoate), 
       , 
     which is a systemic postemergence herbicide from the sulfonylurea class. The method for obtaining the herbicide triflusulfuron-methyl includes the interaction of methyl 2-(chlorosulfonyl)-3-methylbenzoate, sodium cyanate, pyridine and 2-amino-4-dimethylamino-6-(2,2,2-trifluoroethoxy)triazine-1,3,5 in acetonitrile as a solvent, followed by its isolation after the reaction and purification, which is carried out by keeping the obtained triflusulfuron-methyl in a mixture of water and lower alcohol in the presence of an inorganic acid at a temperature of 10-30°C for 1-3 hours. The concentration of lower alcohol in a mixture with water is from 10 to 90 vol. %, and methanol, ethanol, propanol or isopropanol are used as the lower alcohol. The inorganic acid used is hydrochloric, sulfuric or phosphoric acid. 
     EFFECT: proposed method for producing the herbicide triflusulfuron-methyl provides a simplification of the stage of purification of TFSM during its production, reduction of its duration due to a significant reduction in the number of required technological operations and, as a consequence, an increase in the technical and economic indicators of the process as a whole; mitigation of industrial and fire safety requirements during its implementation by eliminating the use of a dangerous solution of sodium methoxide in methanol; obtaining at this stage purified TFSM with a yield of up to 92% and a quantitative content of up to 98.8%. 
     4 cl, 6 ex
Patent RU-2759565-C1 (RU)
Inventor: Kuntsman Andrej Eduardovich
IPC: E21B33/12
Filed: 2021-04-14
Granted: 2021-11-15
Abstract: Изобретение относится к оборудованию для нефтегазовой промышленности и может быть использовано для разобщения межтрубного пространства при эксплуатации скважин электропогружным насосным оборудованием. Пакер гидравлический двуствольный состоит из двух стволов, соединенных сверху муфтой, уплотнительных элементов, якоря, содержащего конусы, плашки и кожух, гидравлического привода. Уплотнительные элементы, конусы якоря и поршень гидравлического привода выполнены с отдельными проходными отверстиями для установки в них стволов пакера. В дополнительном проходном отверстии уплотнительного элемента, размещенного между якорем и гидравлическим приводом, установлен шток, верхний конец которого размещен в глухом отверстии нижнего конуса якоря, а нижний конец – в глухом отверстии поршня гидравлического привода. Верхний конец штока установлен с возможностью перемещения внутри глухого отверстия нижнего конуса якоря при определенной сжимающей нагрузке. Технический результат заключается в повышении надежности установки пакера в скважине. 2 ил.
Patent RU-2769333-C1 (RU)
Title: Method and device for stamping blings
Inventor: Nurtdinov Yurij Rashitovich
IPC: B21K1/32
Filed: 2021-04-16
Granted: 2022-03-30
Abstract: FIELD: aircraft engineering.SUBSTANCE: invention relates to the processing of metals by pressure and can be used to obtain turbine disks with blades in the form of monowheels by hot stamping, in particular, for impellers of aviation gas turbine engines (GTE). The heated initial blank in the form of a ring is placed on the mandrel in the cavity of the matrix of the device having half-matrices and removable sections. The ring is formed until the matrix cavity is completely filled with radial extrusion of the blades into the cavity of the sections. The ring is used with a width made taking into account the allowance corresponding to the weight of the blade part of the bling. When forming the ring, force is applied to both of its ends by means of punches. After the end of stamping, the half-matrices and punches are removed to their original positions. The finished forging of the bling is removed together with the removable sections by moving it on the mandrel until it stops at the end of the punch.EFFECT: reduction in technological effort and an increase in the quality of the resulting product is ensured.2 cl, 9 dwg